Software Development Engineer II, Leo Space Engineering Applications

Amazon Leo is Amazon's low Earth orbit satellite network. Our mission is to deliver fast, reliable internet connectivity to customers beyond the reach of existing networks. From individual households to schools, hospitals, businesses, and government agencies, Amazon Leo will serve people and organizations operating in locations without reliable connectivity.

Are you passionate about developing software applications and services for an advanced global connectivity system? Join the Amazon Leo Satellite Engineering and Mechanicals Development team at the forefront of AI-assisted electrical design for next-generation satellite hardware.

Export Control Requirement: Due to applicable export control laws and regulations, candidates must be a U.S. citizen or national, U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum.

Key job responsibilities
As a SDE II on th team
- You will design, develop, and maintain scalable services and tools across our AI-assisted electrical design toolset: schematic design review, design and connectivity queries, component and datasheet intelligence, and design vault integration.
- You will own end-to-end delivery of features, from technical design through implementation, testing, and deployment in AWS.
- You will build and optimize data pipelines and APIs that support electrical engineering workflows, enabling traceability from each design version to the components and datasheets behind it.
- You will collaborate with electrical and hardware engineers to translate domain needs into robust, maintainable software solutions.
- You will drive integration efforts across engineering tools (e.g., Siemens Xpedition and its design vault) and internal platform services to ensure seamless data flow.
- You will contribute to AI-driven capabilities such as automated schematic review, natural-language design queries, and cited component specifications.
- You will participate in code reviews, architectural discussions, and operational excellence initiatives.
- You will mentor junior engineers and contribute to a culture of technical excellence and ownership.
- You will troubleshoot production issues, ensuring high availability and reliability of platform services.

A day in the life
As a Software Development Engineer on the team, the candidate will lead the design, architecture, and implementation of critical tools and services powering the satellite electrical design lifecycle. These tools span schematic design review, design data search, component and datasheet intelligence, and design vault integration. The candidate's work will directly impact Amazon's ability to scale satellite hardware development efficiently and effectively across engineering teams.

About the team
The Leo Space Engineering Applications (LSEA) team specializes in building and maintaining secure engineering solutions that optimize satellite product development processes, including AI-assisted tools for electrical design. Basic Qualifications - 3+ years of non-internship professional software development experience
- 2+ years of non-internship design or architecture (design patterns, reliability and scaling) of new and existing systems experience
- 1+ years of software development engineer or related occupational experience
- 1+ years of designing and developing large-scale, multi-tiered, multi-threaded, embedded or distributed software applications, tools, systems, and services using: C#, C++, Java, or Perl experience
- 1+ years of Object Oriented Design experience
- Bachelor's degree or foreign equivalent in Computer Science, Engineering, Mathematics, or a related field
- Experience programming with at least one software programming language Preferred Qualifications - 3+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience
- Bachelor's degree in computer science or equivalent

Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status.

Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit https://amazon.jobs/content/en/how-we-hire/accommodations for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner.

The base salary range for this position is listed below. Your Amazon package will include sign-on payments and restricted stock units (RSUs). Final compensation will be determined based on factors including experience, qualifications, and location. Amazon also offers comprehensive benefits including health insurance (medical, dental, vision, prescription, Basic Life & AD&D insurance and option for Supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage), 401(k) matching, paid time off, and parental leave. Learn more about our benefits at https://amazon.jobs/en/benefits.

USA, WA, Redmond - 143,700.00 - 194,400.00 USD annually